BROMOPHENOL RED excellent quality manufacturer, exporter and supplier.
BROMOPHENOL RED excellent quality manufacturer, exporter and supplier.
|
C.A.S. No. |
2800-80-8 |
|
M.F. |
C19H12Br2S |
|
M.W. |
512.19gm/mole |
Specifications:
|
Dye Content (by Spectrophotometry) |
>95% |
|
Transition Range |
pH 4.7-6.3 |
|
|
Yellow-Purple |
|
Solubility 0.1% (95% EtOH) |
Clear solution |
|
Absorption maximum (pH 4.7) ?1max |
435-440nm |
|
Absorption maximum (pH 6.3) ?2max |
574-577nm |
|
Absorptivity (A1%/1cm at pH 4.7 at ?1max) |
340-370 |
|
Absorptivity (A1%/1cm at pH 6.3 at ?2max) |
585-720 |
|
Loss On Drying (110°C) |
<5% |
|
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